<template>
   <div>
       <home-header></home-header>
       <home-swiper :list="swiperList"></home-swiper>
       <home-icons :list="iconList"></home-icons>
       <home-recommend :list="recommendList"></home-recommend>
       <home-weekend :list="weekendList"></home-weekend>
   </div>
</template>

<script>
import HomeHeader from './components/Header'
import HomeSwiper from './components/Swiper'
import HomeIcons from './components/Icons'
import HomeRecommend from './components/Recomment'
import HomeWeekend from './components/Weekend'
import axios from 'axios'
import { mapState } from 'vuex'
export default {
    name:'Home',
    components:{
        HomeHeader,
        HomeSwiper,
        HomeIcons,
        HomeRecommend,
        HomeWeekend
    },
    data(){
        return{
            lastCity:'',
            swiperList:[],
            iconList:[],
            recommendList:[],
            weekendList:[]

        }
    },
    computed:{
        ...mapState(['city'])
    },
    methods:{
        getHomeInfo(){
            //模拟地址
            //上线的时候要更改为正确的文件
            axios.get('/api/index.json?city='+this.city)
                .then(this.getHomeInfoSucc)
        },
        getHomeInfoSucc(res){
            //数据
            res = res.data
            if(res.ret && res.data){
                const data = res.data
                this.swiperList = data.swiperList
                this.iconList = data.iconList
                this.recommendList = data.recommendList
                this.weekendList = data.weekendList
            }
                console.log(res.data)
        }
    },
    mounted(){
        // 每次路由重新切换到这个组件的时候，这个组件就被被重新渲染
        //mounted就会被重新执行，ajax也会重新获取数据
        this.getHomeInfo();
        this.lastCity = this.city;
        console.log('mounted')
    },
    activated () {
        if(this.lastCity !== this.city){
            this.lastCity = this.city
            this.getHomeInfo();
        }
    }
}
</script>

<style>

</style>